@conference {cSalembier00a, title = {Connected operators based on region-tree pruning}, booktitle = {Mathematical Morphology and its application to signal processing, ISMM 200}, year = {2000}, pages = {169{\textendash}184}, address = {Palo Alto, USA}, isbn = {0-7803-8555-1}, author = {Salembier, P. and Garrido, L.} }